21862260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17351}}^1$

素因数の和:17373

約数の個数: 72

約数和(自身を含む): 75793536

約数和(自身を除く): 53931276

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 17351, 34702, 52053, 69404, 86755, 104106, 121457, 156159, 173510, 208212, 242914, 260265, 312318, 347020, 364371, 485828, 520530, 607285, 624636, 728742, 780795, 1041060, 1093113, 1214570, 1457484, 1561590, 1821855, 2186226, 2429140, 3123180, 3643710, 4372452, 5465565, 7287420, 10931130, 21862260]

約数ペア:

[(1, 21862260), (2, 10931130), (3, 7287420), (4, 5465565), (5, 4372452), (6, 3643710), (7, 3123180), (9, 2429140), (10, 2186226), (12, 1821855), (14, 1561590), (15, 1457484), (18, 1214570), (20, 1093113), (21, 1041060), (28, 780795), (30, 728742), (35, 624636), (36, 607285), (42, 520530), (45, 485828), (60, 364371), (63, 347020), (70, 312318), (84, 260265), (90, 242914), (105, 208212), (126, 173510), (140, 156159), (180, 121457), (210, 104106), (252, 86755), (315, 69404), (420, 52053), (630, 34702), (1260, 17351)]